From: Pan Xiuli xiuli.pan@linux.intel.com
Add IPC dump function for APL plaform
Signed-off-by: Pan Xiuli xiuli.pan@linux.intel.com Signed-off-by: Pierre-Louis Bossart pierre-louis.bossart@linux.intel.com --- sound/soc/sof/intel/apl.c | 1 + sound/soc/sof/intel/hda.c | 18 ++++++++++++++++++ sound/soc/sof/intel/hda.h | 1 + 3 files changed, 20 insertions(+)
diff --git a/sound/soc/sof/intel/apl.c b/sound/soc/sof/intel/apl.c index d1fb2f2ba1e1..f215d80dce2c 100644 --- a/sound/soc/sof/intel/apl.c +++ b/sound/soc/sof/intel/apl.c @@ -55,6 +55,7 @@ const struct snd_sof_dsp_ops sof_apl_ops = { .debug_map = apl_dsp_debugfs, .debug_map_count = ARRAY_SIZE(apl_dsp_debugfs), .dbg_dump = hda_dsp_dump, + .ipc_dump = hda_ipc_dump,
/* stream callbacks */ .pcm_open = hda_dsp_pcm_open, diff --git a/sound/soc/sof/intel/hda.c b/sound/soc/sof/intel/hda.c index b8fc19790f3b..c7d419d340c8 100644 --- a/sound/soc/sof/intel/hda.c +++ b/sound/soc/sof/intel/hda.c @@ -179,6 +179,24 @@ void hda_dsp_dump(struct snd_sof_dev *sdev, u32 flags) } }
+void hda_ipc_dump(struct snd_sof_dev *sdev) +{ + u32 hipcie; + u32 hipct; + u32 hipcctl; + + /* read IPC status */ + hipcie = snd_sof_dsp_read(sdev, HDA_DSP_BAR, HDA_DSP_REG_HIPCIE); + hipct = snd_sof_dsp_read(sdev, HDA_DSP_BAR, HDA_DSP_REG_HIPCT); + hipcctl = snd_sof_dsp_read(sdev, HDA_DSP_BAR, HDA_DSP_REG_HIPCCTL); + + /* dump the IPC regs */ + /* TODO: parse the raw msg */ + dev_err(sdev->dev, + "error: host status 0x%8.8x dsp status 0x%8.8x mask 0x%8.8x\n", + hipcie, hipct, hipcctl); +} + static int hda_init(struct snd_sof_dev *sdev) { struct hda_bus *hbus; diff --git a/sound/soc/sof/intel/hda.h b/sound/soc/sof/intel/hda.h index 4b00e5d88565..92d45c43b4b1 100644 --- a/sound/soc/sof/intel/hda.h +++ b/sound/soc/sof/intel/hda.h @@ -447,6 +447,7 @@ int hda_dsp_runtime_resume(struct snd_sof_dev *sdev); void hda_dsp_set_hw_params_upon_resume(struct snd_sof_dev *sdev); void hda_dsp_dump_skl(struct snd_sof_dev *sdev, u32 flags); void hda_dsp_dump(struct snd_sof_dev *sdev, u32 flags); +void hda_ipc_dump(struct snd_sof_dev *sdev);
/* * DSP PCM Operations.